Example usage for io.vertx.core.http HttpClientRequest query

Introduction

In this page you can find the example usage for io.vertx.core.http HttpClientRequest query.

Prototype

String query();

Source Link

Usage

From source file:io.nitor.api.backend.s3.AWSRequestSigner.java

License:Apache License

public void copyHeadersAndSign(HttpServerRequest sreq, HttpClientRequest creq, byte[] body) {
    MessageDigest sha256 = SHA256_POOL.get();
    String contentHash;//www  .j a  v a2s.  c  om
    if (body == null) {
        contentHash = UNSIGNED_PAYLOAD;
    } else {
        sha256.reset();
        contentHash = hexDump(sha256.digest(body));
    }
    MultiMap headers = creq.headers();

    String dateTime = dateTimeFormat.format(clock.instant());
    String date = dateTime.substring(0, 8);

    AwsCredentials secrets = secretsProvider.resolveCredentials();

    StringBuilder signedHeaders = new StringBuilder(64);
    StringBuilder sb = new StringBuilder(256);
    sb.append(creq.method().name()).append('\n');
    uriEncode(creq.path(), false, sb);
    sb.append('\n');
    String query = creq.query();
    if (query != null) {
        String[] split = query.split("&");
        Arrays.sort(split);
        query = String.join("&", split);
        sb.append(query);
    }
    sb.append('\n');
    putHeader(headers, sb, signedHeaders, "date", sreq);
    putHeader(headers, sb, signedHeaders, "host", serviceHost);
    putHeader(headers, sb, signedHeaders, "if-modified-since", sreq);
    putHeader(headers, sb, signedHeaders, "if-none-match", sreq);
    putHeader(headers, sb, signedHeaders, "range", sreq);
    putHeader(headers, sb, signedHeaders, "x-amz-content-sha256", contentHash);
    putHeader(headers, sb, signedHeaders, "x-amz-date", dateTime);
    if (secrets instanceof AwsSessionCredentials) {
        putHeader(headers, sb, signedHeaders, "x-amz-security-token",
                ((AwsSessionCredentials) secrets).sessionToken());
    }
    putHeader(headers, sb, signedHeaders, "x-amz-storage-class", sreq);
    signedHeaders.setLength(signedHeaders.length() - 1);
    sb.append('\n').append(signedHeaders).append('\n');
    sb.append(contentHash);

    sha256.reset();
    String hashedCanonicalRequest = hexDump(sha256.digest(sb.toString().getBytes(ISO_8859_1)));
    sb.setLength(0);
    sb.append("AWS4-HMAC-SHA256\n").append(dateTime).append('\n').append(date).append(signingRegion)
            .append('\n').append(hashedCanonicalRequest);

    Mac hmac = HMACSHA256_POOL.get();
    String signature = hexDump(hmacSHA256(hmac, signingKey(hmac, date, secrets), sb.toString()));

    sb.setLength(0);
    sb.append("AWS4-HMAC-SHA256 ").append("Credential=").append(secrets.accessKeyId()).append('/').append(date)
            .append(signingRegion).append(",SignedHeaders=").append(signedHeaders).append(",Signature=")
            .append(signature);

    headers.set(AUTHORIZATION, sb.toString());
}

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